[GHC] #12455: Compact Regions

[GHC]

#12455: Compact Regions
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        Reporter:  simonmar          |                Owner:  simonmar
            Type:  task              |               Status:  new
        Priority:  high              |            Milestone:  8.2.1
       Component:  Runtime System    |              Version:  8.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by Simon Marlow <marlowsd@…>):

 In [changeset:"98f975961b9db2c2f308295c303028b97bc3239b/ghc" 98f9759/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="98f975961b9db2c2f308295c303028b97bc3239b"
 Hopefully fix build on OS X

 Summary:
 It looks like I broke the OS X build with 55d535da10dd, hopefully this
 should fix it.

 Test Plan: Harbourmaster

 Reviewers: austin, bgamari, erikd

 Subscribers: thomie

 Differential Revision: https://phabricator.haskell.org/D2705

 GHC Trac Issues: #12455
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12455#comment:3>
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